Silverado 2500HD/3500HD Headers.

We track 10 Silverado 2500HD/3500HD headers from 6 brands, $26.99 to $1,619 as recorded 2026-09-09, each at its lowest price across the retailers we compare. None of them publishes a horsepower figure yet.

Replacements for the factory exhaust manifolds, freeing exhaust flow right at the engine.

2001-2016

BD Diesel BD Diesel 1041459 Exhaust Manifold Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$535.95

2001-2016

BD Diesel BD Diesel 1041461 Exhaust Manifold Passenger Side Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$285.95

2001-2016

BD Power BD Power Exhaust Manifold Kit 01-16 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML

$482.36

2001-2016

HSP HSP Billet Exhaust Manifolds, 2001-2016 LB7/LLY/LBZ/LMM/LML

$1,375

2017-2026

Pacific Performance Engineering 2017-2026 GM 6.6L Duramax Stud and Nut Kit for OEM Exhaust Manifolds

$39.99

2006-2007

PPE High-Flow Exhaust Manifold and Up-Pipe Kit

$1,121.397% below its 39-day average on this site

2001-2004

PPE PPE 116111035 High Flow Exhaust Manifolds & Up Pipes Kit Silver (FED / 2001 CA) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

$1,070.98

2017-2025

PPE PPE 118062012 Standard Port Stainless Steel Exhaust Manifold Set | 2017-2025 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

$26.99

2001-2016

WCFab WC Fab Billet Exhaust Manifolds, 2001-2016 LB7/LLY/LBZ/LMM/LML

$1,329

2017-2025

WCFab WC Fab Billet Exhaust Manifolds, 2017-2025 L5P/L5D

$1,570.43

Gains shown are manufacturer claims, labeled community estimates, or independent tests, as tagged on each part. See the full catalog to filter by engine, drivetrain, and more.